2044403243040 has 96 divisors (see below), whose sum is σ = 6440231923776. Its totient is φ = 545143577600.

The previous prime is 2044403243039. The next prime is 2044403243111. The reversal of 2044403243040 is 403423044402.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2044403242989 and 2044403243007.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9189115 + ... + 9408965.

It is an arithmetic number, because the mean of its divisors is an integer number (67085749206).

Almost surely, 2^{2044403243040} is an apocalyptic number.

2044403243040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044403243040 is an abundant number, since it is smaller than the sum of its proper divisors (4395828680736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2044403243040 is a wasteful number, since it uses less digits than its factorization.

2044403243040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239242 (or 239234 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 2044403243040 its reverse (403423044402), we get a palindrome (2447826287442).

The spelling of 2044403243040 in words is "two trillion, forty-four billion, four hundred three million, two hundred forty-three thousand, forty".